参数资料
型号: ADE7758ARWZRL
厂商: Analog Devices Inc
文件页数: 43/72页
文件大小: 0K
描述: IC ENERGY METERING 3PHASE 24SOIC
标准包装: 1,000
输入阻抗: 380 千欧
测量误差: 0.1%
电压 - 高输入/输出: 2.4V
电压 - 低输入/输出: 0.8V
电流 - 电源: 8mA
电源电压: 4.75 V ~ 5.25 V
测量仪表类型: 3 相
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-SOIC(0.295",7.50mm 宽)
供应商设备封装: 24-SOIC W
包装: 带卷 (TR)
Data Sheet
START
CALIBRATE IRMS
OFFSET
ADE7758
CALIBRATE VRMS
OFFSET
MUST BE DONE
BEFORE VA GAIN
CALIBRATION
YES
ALL
PHASES
VA AND WATT
GAIN CAL?
NO
SET UP PULSE
OUTPUT FOR
A, B, OR C
YES
ALL
PHASES
GAIN CAL
VAR?
NO
SET UP FOR
PHASE
A, B, OR C
CALIBRATE
WATT AND VA
GAIN @ I TEST ,
PF = 1
WATT AND VA
CAN BE CALIBRATED
SIMULTANEOUSLY @
PF = 1 BECAUSE THEY
HAVE SEPARATE PULSE OUTPUTS
YES
ALL
PHASES
PHASE ERROR
CAL?
NO
CALIBRATE
VAR GAIN
@ I TEST , PF = 0,
INDUCTIVE
SET UP PULSE
OUTPUT FOR
A, B, OR C
CALIBRATE
YES
ALL PHASES
VAR OFFSET
CAL?
NO
PHASE @ I TEST ,
PF = 0.5,
INDUCTIVE
SET UP PULSE
OUTPUT FOR
A, B, OR C
YES
ALL PHASES
WATT OFFSET
CAL?
NO
SET UP PULSE
OUTPUT FOR
A, B, OR C
CALIBRATE
VAR OFFSET
@ I MIN , PF = 0,
INDUCTIVE
END
CALIBRATE
WATT OFFSET
@ I MIN , PF = 1
Figure 77. Calibration Using Pulse Output
Gain Calibration Using Pulse Output
Gain calibration is used for meter-to-meter gain adjustment,
APCF or VARCF output rate calibration, and determining the
Wh/LSB, VARh/LSB, and VAh/LSB constant. The registers used
for watt gain calibration are APCFNUM (0x45), APCFDEN
(0x46), and xWG (0x2A to 0x2C). Equation 50 through
Equation 52 show how these registers affect the Wh/LSB
For calibrating VAR gain, the registers in Equation 50 through
Equation 52 should be replaced by VARCFNUM (0x47),
VARCFDEN (0x48), and xVARG (0x2D to 0x2F). For VAGAIN,
they should be replaced by VARCFNUM (0x47), VARCFDEN
(0x48), and xVAG (0x30 to 0x32).
Figure 78 shows the steps for gain calibration of watts, VA, or
VAR using the pulse outputs.
constant and the APCF pulses.
Rev. E | Page 43 of 72
相关PDF资料
PDF描述
ADE7761AARSZ-RL IC ENERGY METERING 1PHASE 20SSOP
ADE7761BARSZ-RL IC ENERGY METERING 1PHASE 20SSOP
ADE7768ARZ-RL IC ENERGY METERING 1PHASE 16SOIC
ADE7769ARZ-RL IC ENERGY METERING 1PHASE 16SOIC
ADM8843ACPZ-REEL7 IC LED DRVR WHITE BCKLGT 16LFCSP
相关代理商/技术参数
参数描述
ADE7759 制造商:AD 制造商全称:Analog Devices 功能描述:Active Energy Metering IC with di/dt Sensor Interface
ADE7759ARS 功能描述:IC ENERGY METERING 1PHASE 20SSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 能量测量 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:*
ADE7759ARSRL 功能描述:IC ENERGY METERING 1PHASE 20SSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 能量测量 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:*
ADE7759ARSZ 功能描述:IC ENERGY METERING 1PHASE 20SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 能量测量 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:*
ADE7759ARSZRL 功能描述:IC ENERGY METERING 1PHASE 20SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 能量测量 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:*